151 

 I 297-3 LAKE CREEK ( Iliamna Lake) 



LOCATION: 59°24'5i4." N. 154°35'30" W. 



PREVIOUS NAMES OR NUMBERS: B2 



U.S.G.S. MAP: Iliamna, 1: 250,000 



PHYSICAL DESCRIFIION 



TOTAL LENGTH: 1.5 miles 



LENGTH ACCESSIBLE TO SAMON: 1.5 miles 



AVERAGE WIDTH: 15' RANGE: 10 '-25' 



AVERAGE DEPTH: 12" RANGE: 6"-2i;" 



TOTAL ACCESSIBLE SPAWNING AREA: 13,068 square yards (2.? acres) 



POTENTIAL SPAWNING AREA: 50fo, 6,776 square yards (l.U acres) 



BOTTOM QUALITY: 6^ <l/8", 27/» l/8"-3", hli 3"-12", 20^ >12" . Fair gravel 

 in lower O.5 mile, lower half of upper O.5 mile. 



WATERSHED: 12 square miles. Rolling hills covered with spruce forest. 

 Lower 5OO yards of creek flows through narrow rock canyon 30' deep. 

 A small lake lies at upper end of canyon. Source: lake 1 mile beyond 

 canyon, marshy area below source lake. A small rails at mouth. May 

 be a partial block at certain water levels. 



GRADIENT: 69 '/mile 



WATER VELOCITY: I.7 fps 



FLOW: 20 cfs (Aug. 1, I962). Measured RANGE: 



at head of canyon, normal summer flow. 



AIR TEMPERATURE: l8.0° C. (Aug. 30, I962) 



WATER TEMPERATURE: 12.2" C. (Aug. 30, I962) 



POOLS AND RIFFLES: 



